liquibase.harness.change.changelogs.createTrigger.xml Maven / Gradle / Ivy

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<?xml version="1.0" encoding="UTF-8"?>
<databaseChangeLog
        xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
        xmlns:pro="http://www.liquibase.org/xml/ns/pro"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.8.xsd">
    <changeSet author="as" id="1">
        <createProcedure
                comments="test_function"
                encoding="UTF-8"
                procedureName="test_function">CREATE OR REPLACE FUNCTION test_function()
                                                    RETURNS trigger
                                                    AS $$
                                                        BEGIN
                                                            RAISE NOTICE 'Test trigger function created';
                                                            RETURN NEW;
                                                        END;
                                                    $$
                                                LANGUAGE plpgsql;
        </createProcedure>
        <rollback>
            <sql>DROP FUNCTION test_function()</sql>
        </rollback>
    </changeSet>
    <changeSet  author="as" id="2">
        <pro:createTrigger disabled="false"
                           encoding="UTF-8"
                           scope="test"
                           tableName="posts"
                           triggerName="test_trigger">CREATE TRIGGER test_trigger
                                                        BEFORE INSERT ON posts
                                                        FOR EACH ROW EXECUTE PROCEDURE test_function();
        </pro:createTrigger>
        <rollback>
            <pro:dropTrigger triggerName="test_trigger"
                             tableName="posts"/>
        </rollback>
    </changeSet>
</databaseChangeLog>